Home / 21,194.94-29,249.38-11,635.73

Finding the Fourth Proportional to 21,194.94, 29,249.38 and 11,635.73

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Solution

The fourth proportional to 21,194.94, 29,249.38 and 11,635.73 is: 16,057.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,194.94 : 29,249.38 = 11,635.73 : x
  2. Step 2: Convert to fraction form
    21,194.94/29,249.38 = 11,635.73/x
  3. Step 3: Cross multiply
    21,194.94x = 29,249.38 × 11,635.73
  4. Step 4: Simplify right side
    21,194.94x = 340,337,888.35
  5. Step 5: Solve for x
    x = 340,337,888.35/21,194.94
  6. Step 6: Final answer
    x = 16,057.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.